/*
 * ============================================================================
 *                   GNU Lesser General Public License
 * ============================================================================
 *
 *
 *
 * 
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2.1 of the License, or (at your option) any later version.
 * 
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 * 
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307, USA.
 * 
 *
 *
 */
package rad.framework.trace;

import javax.interceptor.AroundInvoke;
import javax.interceptor.InvocationContext;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

import com.jamonapi.Monitor;
import com.jamonapi.MonitorFactory;

/**
 * @author boudyacho
 */
public class JamonPerformanceInterceptor {

	private static final Log log = LogFactory
			.getLog(JamonPerformanceInterceptor.class);

	@AroundInvoke
	public Object invoke(InvocationContext ctx) throws Exception {
		if (log.isDebugEnabled()) {
			StringBuffer name = new StringBuffer();
			name.append(ctx.getTarget().getClass().getName());
			name.append(".");
			name.append(ctx.getMethod().getName());
			Monitor monitor = MonitorFactory.start(name.toString());
			try {
				return ctx.proceed();
			} finally {
				monitor.stop();
			}
		} else {
			return ctx.proceed();
		}
	}
}